<div class="list-groups">
    {% assign certificates = data[1] | sort: 'date' | reverse %}
    {% for content in certificates %}
    <div class="list-group col-md-6">
      <table class="table-cv list-group-table">
        <tbody>
          <tr>
            {% if content.icon %}
            <td class="list-group-category-icon"><i class="{{ content.icon }}"></i></td> 
            {% else %}
            <td class="list-group-category-icon"></td>
            {% endif %}
            <!-- Calculate colspan number for category title -->
            {% assign i = 1 %}
            {% for item in content.items %}
              {% assign i = i | plus:1 %}
            {% endfor %}
            <td colspan="{{ i }}" class="list-group-category">
                <a href="{{ content.url | default: # }}">{{ content.name }}</a>
            </td>
          </tr>
          <tr>
            <td></td>
            <td class="list-group-name"><b>{{ content.issuer }}</b></td>
            <td class="list-group-name">{{ content.date }}</td>
          </tr>
        </tbody>
      </table>
    </div>
    {% endfor %}
  </div>